Mingda offers precision turning services from the latest CNC turning machines . With more than 10 years’ experience in custom precision machining services, we are committed to provide high quality products with competitive prices. We can provide CNC precision machining parts, CNC turning parts, CNC milling parts, surface grinding, CNC engraving etc. Parts can be produced from 1mm to 300mm in aluminum, alloy steel, stainless steel, brass and plastic (nylon, PMMA, teflon etc.). And we can also do the secondary processing and sub-assembly work for you when CNC prototyping or production is completed. More than 10 years’ experience of designing and producing all kinds of precision machining parts. CNC Precision Machining Metal parts for customers overseas and domestically. Specialized in manufacturing products and components with tight tolerances and complicated shapes. OEM Ductile iron sand castings, lost foam casting, Vacum Moulding and so on,the moulding craft will be slected according to the actual tolerance request and demand quantity. Most of Our produced castings are used for valves, hydrants, pumps,trucks,railway and train and so on.   An overview of the Is a pure aluminum or aluminum alloy ingot prepared according to the standard composition ratio, after artificial heating into aluminum alloy liquid or molten state and then through the professional mold or the corresponding process of aluminum liquid or molten aluminum alloy pouring into the cavity, after cooling to form the required shape of aluminum parts. The aluminum used in casting aluminum is called: cast aluminum alloy.Common methods of aluminum casting are: sand casting, die casting, low pressure casting, precision casting, permanent mold casting and so on.   company introduction： Hebei Mingda International Trading Company is a trading company which is specialized in castings,forgings and machinery parts. Our products include all kinds of raw castings to be made of ductile iron , grey iron , brass , stainlesssteel and aluminums, machined castings and forged parts . To make these parts according to thecustomers' drawings , we have relative suitable production craft and equipments, such as resin sand ,sand mould , hot core boxes , lost-wax , lost foam and so on . Specially for hydrant bodies and valves' bodies, we have collected rich experience for these products inthe past 16 year's actual production, Now we are proud of our products with good surface and highquality material. Whatever,we have been trying our best to provide our customers with better quality castings by improving production crafts and more careful quality control. Looking Forward To Receiving Your Kind Favorable Reply At Your Earliest!